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 ______      ___      ______   __   __   _    _   
|      \\   / _ \\   /_   _//  \ \\/ // | || | || 
|  --  //  / //\ \\    | ||     \ ` //  | || | || 
|  --  \\ |  ___  ||  _| ||      | ||   | \\_/ || 
|______// |_||  |_|| /__//       |_||    \____//  
`------`  `-`   `-`  `--`        `-`'     `---`

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Text this: A note on the monotonicity of the ES-algorithm